Quote:
Originally Posted by JCL
Up to 2003 there was no discussion of coding. My 2003 was fine without. Starting with the LCI in 2004 there were some vehicles that required it, but not all. It appears to depend on the combination of options and software configuration of each vehicle. The coding doesn't load any programming, it simply tells the vehicle that the trailer wiring module is now there, and so to use it.
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Yeah, I can't help much here but to add my experience across my X's. I never messed with my 10/03 build 3.0, so I didn't add a hitch. I did add the OEM hitch to my 07/04 build 4.8is, and did not (apparently) have to code.
The 4.8is was loaded with pretty much everything but the rear load floor.